Home / 7,519.08-11,280.42-2,588.76

Finding the Fourth Proportional to 7,519.08, 11,280.42 and 2,588.76

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Solution

The fourth proportional to 7,519.08, 11,280.42 and 2,588.76 is: 3,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.08 : 11,280.42 = 2,588.76 : x
  2. Step 2: Convert to fraction form
    7,519.08/11,280.42 = 2,588.76/x
  3. Step 3: Cross multiply
    7,519.08x = 11,280.42 × 2,588.76
  4. Step 4: Simplify right side
    7,519.08x = 29,202,300.08
  5. Step 5: Solve for x
    x = 29,202,300.08/7,519.08
  6. Step 6: Final answer
    x = 3,883.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.